# Sound Counting Detection vs DiapStash

The clearest difference is price: DiapStash at Free against Sound Counting Detection's $0.99. DiapStash also leads on update cadence (every 2 weeks vs every 4 months). Sound Counting Detection's advantage is iOS requirement (13.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

DiapStash is free to download; Sound Counting Detection costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sound Counting Detection ships an update every 4 months, DiapStash every 2 weeks. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sound Counting Detection | DiapStash |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.9 (39 ratings)](https://appshunter.io/ios/app/diapstash/id6477445758/reviews)** |
| Number of ratings | — | **39** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 2 MB | 144 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [方 沈](https://appshunter.io/developer/882296318) | [DStash Foundation](https://appshunter.io/developer/1729361919) |

## What reviewers say

### Sound Counting Detection

[App page](https://appshunter.io/ios/app/sound-counting-detection/id920363167)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### DiapStash

[App page](https://appshunter.io/ios/app/diapstash/id6477445758)

This app helps manage diaper inventory and track diaper changes. It synchronizes stock and history across multiple devices, making it useful for individuals managing incontinence or those in the ABDL community.

**Highlights:** Diaper inventory tracking, Diaper change logging, Cross-device synchronization, Stock and history management, Personalized for incontinence and ABDL needs

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sound Counting Detection free?

Sound Counting Detection costs $0.99, with no in-app purchases.

### Is DiapStash free?

DiapStash is free to download, with no in-app purchases.

### Do Sound Counting Detection or DiapStash have ads?

Neither Sound Counting Detection nor DiapStash shows ads.

### Which is updated more often, Sound Counting Detection or DiapStash?

Sound Counting Detection ships an update every 4 months, and DiapStash every 2 weeks. Most recently, Sound Counting Detection was updated on October 14, 2026 and DiapStash on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*